Lamp housing



FIG. 1 is a right side elevational view of the lamp housing in accordance with the design, illustrated in the environment of a lamp, the left side, front side, and rear side being identical thereto;

FIG. 2 is a bottom plan view of the lamp housing in accordance with the design; and,

FIG. 3 is a top plan view of the lamp housing in accordance with the design.

The broken lines show the environment in which the article is used and are not considered part of the design claimed. 

The ornamental design for a lamp housing, as shown and described. 